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Finding the Fourth Proportional to 8,563.32, 11,823.12 and 6,570.36

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Solution

The fourth proportional to 8,563.32, 11,823.12 and 6,570.36 is: 9,071.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563.32 : 11,823.12 = 6,570.36 : x
  2. Step 2: Convert to fraction form
    8,563.32/11,823.12 = 6,570.36/x
  3. Step 3: Cross multiply
    8,563.32x = 11,823.12 × 6,570.36
  4. Step 4: Simplify right side
    8,563.32x = 77,682,154.72
  5. Step 5: Solve for x
    x = 77,682,154.72/8,563.32
  6. Step 6: Final answer
    x = 9,071.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.